Bump ipython from 7.30.1 to 7.31.0

Bumps [ipython](https://github.com/ipython/ipython) from 7.30.1 to 7.31.0.
- [Release notes](https://github.com/ipython/ipython/releases)
- [Commits](ipython/ipython@7.30.1...7.31.0)

---
updated-dependencies:
- dependency-name: ipython
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements/local.txt

@@ -4,4 +4,4 @@ pytest==6.2.5
 pytest-django==4.5.2
 flake8==4.0.1
 ipdb==0.13.9
-ipython==7.30.1
+ipython==7.31.0